<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>write article</title>
</head>
<body>
<form action="/data" enctype="multipart/form-data" method="post">
    name: <input type="text" name="name"/> <br/>
    file: <input type="file" name = "img"/> <br/>
    age: <input type="text" name="age"/> <br/>
    <input type="submit"/> <br/>
</form>
</body>
</html>